Which of the Following Mixtures Would Not Be Suitable for Preparing

question 37

Multiple Choice

Which of the following mixtures would not be suitable for preparing a buffer solution?

• A) NH₄Cl and NH₃
• B) HNO₃ and NaNO₃
• C) HF and KF
• D) C₆H₅COOH (Benzoic acid) and C₆H₅COO ^- Na⁺
• E) CH₃COOH and CH₃COO ^- Na⁺

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Definitions:

Yellow Bile

One of the four humors in ancient Greek medicine, believed to be associated with the liver and to cause irritability and anger when in excess.

Black Bile

In ancient and medieval medicine, one of the four bodily humors, believed to be associated with melancholy.

Excess Phlegm

A condition characterized by the overproduction of mucus by the respiratory tract, often associated with colds, allergies, or infections.

Psychological Abnormality

Behaviors, thoughts, or emotions significantly deviating from the normative or cultural expectations, sometimes causing distress or functional impairment.